Home / 711,738.03-1,067,619.42-262,227.54

Finding the Fourth Proportional to 711,738.03, 1,067,619.42 and 262,227.54

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Solution

The fourth proportional to 711,738.03, 1,067,619.42 and 262,227.54 is: 393,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,738.03 : 1,067,619.42 = 262,227.54 : x
  2. Step 2: Convert to fraction form
    711,738.03/1,067,619.42 = 262,227.54/x
  3. Step 3: Cross multiply
    711,738.03x = 1,067,619.42 × 262,227.54
  4. Step 4: Simplify right side
    711,738.03x = 279,959,214,162.83
  5. Step 5: Solve for x
    x = 279,959,214,162.83/711,738.03
  6. Step 6: Final answer
    x = 393,345.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.